Before Cassini arrived at the Saturn system, planetary explorers had only hints that something interesting might be happening at Enceladus. Now our Enceladus discoveries have changed the direction of planetary science.

The Spacecraft

Radio antennas on Earth serve as the detectors for Cassini’s radio science instrument, and that makes the Deep Space Network part of Cassini’s radio science instrument — an instrument nearly a billion million miles long.
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IMAGE ADVISORY

Cassini spacecraft has sent to Earth its first views of Saturn’s atmosphere since beginning the latest phase of its mission. The new images show scenes from high above Saturn's northern hemisphere, including the planet's intriguing hexagon-shaped jet stream.
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WEEKLY IMAGE

The moon Hyperion tumbles as it orbits Saturn. The moon's spin axis has a chaotic orientation in time, meaning that it is essentially impossible to predict how the moon will be spinning in the future.
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